.banner {
  padding: 0;
  background-color: #52575c;
  color: white;
  margin-bottom: 20px;
}

.banner-text {
  padding: 8px 20px;
  margin: 0;
}

.card.demo-card {
  margin-bottom: 15px;
  flex: 0 0 300px;
}

.demo-card-btn {
  position: absolute;
  right: 15px;
  bottom: 15px;
}

.card-text {
  margin-bottom: 50px;
}